209440942

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 330623712

約数和(自身を除く): 121182770

約数列:

[1, 2, 37, 73, 74, 137, 146, 274, 283, 566, 2701, 5069, 5402, 10001, 10138, 10471, 20002, 20659, 20942, 38771, 41318, 77542, 370037, 740074, 764383, 1434527, 1528766, 2830283, 2869054, 5660566, 104720471, 209440942]

約数ペア:

[(1, 209440942), (2, 104720471), (37, 5660566), (73, 2869054), (74, 2830283), (137, 1528766), (146, 1434527), (274, 764383), (283, 740074), (566, 370037), (2701, 77542), (5069, 41318), (5402, 38771), (10001, 20942), (10138, 20659), (10471, 20002)]